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30-01-2021
Mathematics

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Given that
R=8x + 4y
Find y when x = 8 and R=30
Give your answer as an improper fraction in its simplest form.

Respuesta :

Аноним Аноним

30-01-2021

-17/2

Step-by-step explanation:

30-8(8)+4y

30=64+4y

30-64=4y

-34=4y

y= -34/4

y= -17/2

hope it helps!

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